package com.everyday.practice.algorithm;

/**
 * @description:
 * @author: leon
 * @time: 2021/6/16 19:06
 */
public class Title70 {
    public static void main(String[] args) {
        Title70 title70=new Title70();
        System.out.println(title70.climbStairs(2));;
        System.out.println(title70.climbStairs(3));;
        System.out.println(title70.climbStairs(5));;
    }
    public int climbStairs(int n) {
        int[] dp = new int[n + 1];
        dp[0] = 1;
        dp[1] = 1;
        for(int i = 2; i <= n; i++) {
            dp[i] = dp[i - 1] + dp[i - 2];
        }
        return dp[n];
    }
}
